CLAS physics database search results Measurement E1M644 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 psi(p) dsigma/dpsi_pr Stat. error deg mcbn/rad mcbn/rad 36 2.7696002 0.18952 108 2.2174492 0.14815253 180 2.8424013 0.23970179 251.99998 2.380713 0.17412665 324 3.1722834 0.19817719